PartsTable TECHNICAL DATA SHEET

NSN 4820-01-128-4296Government record, cited

Disk, Valve4820-01-128-4296

NSN 4820-01-128-4296 · NIIN 011284296 · Part number MC15820

Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 76050

Government record, cited

NSN 4820-01-128-4296 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-128-4296. Manufacturer of record part number: MC15820.

Also searched as 4820-01-128-4296 · 4820011284296 · NIIN 011284296 · 01-128-4296 · FSC 4820 Valves, Nonpowered · CAGE 76050 · MC15820 · 10124587

Nearby stock numbers ← 4820-01-128-4243 Flange, Gland, Valve · 4820-01-128-4392 Valve, Ball →

4820-01-128-4296 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Shank Diameter: 0.118 INCHES NOMINAL IN
Flange Seat to Disk End Height: 1.610 INCHES NOMINAL IN
Outside Diameter: 0.456 INCHES NOMINAL IN
Style Designator: POPPET
Seat Angle: 45.0 DEGREES NOMINAL
Under Flange Height: 0.125 INCHES NOMINAL IN
Material: STEEL CORROSION RESISTING

Identification

NSN: 4820-01-128-4296
NIIN: 011284296
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: MC15820
Manufacturer: Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-128-4296, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-128-4296
Primary Part Number	MC15820
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace
Status	ACTIVE
Shank Diameter	0.118 INCHES NOMINAL IN
Flange Seat to Disk End Height	1.610 INCHES NOMINAL IN
Outside Diameter	0.456 INCHES NOMINAL IN
Style Designator	POPPET
Seat Angle	45.0 DEGREES NOMINAL
Under Flange Height	0.125 INCHES NOMINAL IN
Material	STEEL CORROSION RESISTING

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
MC15820 PRIMARY	Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace (USA)

Reference documents

Reference	Meaning
10124587	6/9 Informative reference only Nimikkeistokeskus Ncb Finland

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-128-4296?

NSN 4820-01-128-4296 is a Disk,valve, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-128-4296?

NSN 4820-01-128-4296 has 1 manufacturer part number on file: MC15820 (Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace).

What are the specifications of MC15820?

Key specifications for MC15820: Shank Diameter: 0.118 INCHES NOMINAL IN; Flange Seat to Disk End Height: 1.610 INCHES NOMINAL IN; Overall Height: 1.735 INCHES NOMINAL IN; Outside Diameter: 0.456 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-128-4296 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

PartsTable Design LLC · partstable.com